Patent Number: 6,310,559

Title: Monitoring performance of downhole equipment

Abstract: A method for use with equipment located downhole in a subterranean wellincludes providing a model describing behavior of the equipment andmeasuring a state of the equipment downhole. An indication is received ofthe state at a surface of the well, and the model is modified based on theindication. The system includes a communication link, a circuit and amachine. The communication link is adapted to furnish an indication of astate of the equipment to the surface of the well. The circuit is locateddownhole and is adapted to detect the state and produce the indication.The machine is adapted to provide a model describing behavior of theequipment and modify the model based on the indication.

Inventors: Laborde; Guy Vachon (Austin, TX), Veneruso; Anthony F. (Missouri City, TX), Robertson; Gerald W. (Missouri City, TX), Hiron; Stephane (Igny, FR), Juchereau; Bernard G. (Voisins-le-Bretonneux, FR)

Assignee:

International Classification:

Expiration Date: 10/32013